Regional Difference in the 4th Industrial Revolution by Technological Skill: Using Online Job Posting Data

Purpose: The 4th Industrial Revolution changes the paradigm of living and creates technological and economic difference between regions. This is a job that in perspective, the long-term regional imbalance of employments covered technology of AI, Big-data, and others, leads to an imbalance of regional growth. Research design, data and methodology: This study examines the number of jobs related to the 4th Industrial Revolution between regions through online job posting data. Job data are collected through the API of the Saramin website, and we compare the proportion of skilled jobs among 17 provinces. Results: Among the jobs in AI, big-data, robotics, and etc, the proportion of finding AI experts is the highest. These jobs are mainly concentrated in the metropolitan areas such as Seoul and Gyeonggi, and are located in Busan, Daegu and Daejeon, for robotics and some skills. In particular, skilled jobs are concentrated in districts with many IT companies, such as Gangnam and Seocho in Seoul and Bundang in Gyeonggi. Conclusions: The imbalance between urban and non-urban jobs related to the 4th Industrial Revolution can create a skill gap and widen the economic gap between regions. Therefore, policies for the 4th industrial revolution in non-urban areas are needed.